13318120

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4561}}^1$

素因数の和:4645

約数の個数: 32

約数和(自身を含む): 30382920

約数和(自身を除く): 17064800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4561, 9122, 18244, 22805, 36488, 45610, 91220, 182440, 332953, 665906, 1331812, 1664765, 2663624, 3329530, 6659060, 13318120]

約数ペア:

[(1, 13318120), (2, 6659060), (4, 3329530), (5, 2663624), (8, 1664765), (10, 1331812), (20, 665906), (40, 332953), (73, 182440), (146, 91220), (292, 45610), (365, 36488), (584, 22805), (730, 18244), (1460, 9122), (2920, 4561)]